Ordered as E80PC121, this is an AS568-121 black EPDM (EPR) 80 Shore A O-Ring measuring an inside diameter of 1.049 in (26.64 mm), a cross section of 0.103 in (2.62 mm), and an outside diameter of 1.255 in (31.88 mm). The o-ring delivers dependable bidirectional sealing in a compact groove envelope.
The compound resists ketones, dilute acids and alkalis, and water and steam. EPDM (EPR) offers excellent hot water and steam resistance, outstanding weather, ozone and sunlight resistance. Rated temperature range runs from -65°F (-53.9°C) to 300°F (148.9°C) in continuous service. It is not the right choice where mineral oil-based lubricants or aromatic hydrocarbons are present.
Maintenance and OEM teams specify it across potable water applications, water and steam systems, and solar and roofing assemblies.
E80PC121 ships individually. Application requirements vary, so validate compatibility with your process conditions prior to installation.
Description -121 BLACK EPDM 80D O-RING
Actual Cross Section 0.103 inch (2.62 mm)
Actual Inside Diameter 1.049 inch (26.64 mm)
Actual Outside Diameter 1.255 inch (31.88 mm)
Measurement System Imperial
Product Category O-Rings - Bulk - Commodity